Date and time

12-month change compares the average of the last 4 weeks of downloads with the first 4 weeks of the 52-week series. Gzip size is for the whole package, as measured by Bundlephobia. "-" means the value has not been fetched.

• rrule-temporalRecurrence rule (rrule) processing using Temporal PlainDate/PlainDateTime, with cross-timezone and cross-calendar rrule support
• moment-rangeFancy date ranges for Moment.js
• javascript-time-agoLocalized relative date/time formatting
• geo-tzA node.js module to find the timezone at specific gps coordinates
• date-and-timeThe simplest, most intuitive date and time library
• cron-validatorValidates cron expressions
• tinydurationISO-8601 duration parsing and serialization
• timeago.jstimeago.js is a simple library (only 1kb) to used to format datetime with `*** time ago` statement. eg: '3 hours ago'. localization supported.
• @js-joda/timezoneiana tzdb timezone bindings for js-joda
• human-intervalHuman readable time measurements
• moment-business-daysMomentJS plugin to use business days
• tinydateA tiny (349B) reusable date formatter. Extremely fast!
• @heroui/calendarA calendar displays one or more date grids and allows users to select a single date.
• dayjs-plugin-utcutc plugin for dayjs
• @hyperjump/json-schema-formatsA collection of validation functions for the JSON Schema `format` keyword.
• jstimezonedetectThis script gives you the zone info key representing your device's time zone setting. The return value is an IANA zone info key (aka the Olson time zone database).
• jstzTimezone detection for JavaScript
• date-utilsDate add-ons for Node.js
• chartjs-adapter-momentChart.js adapter to use Moment.js for time functionalities
• @wordpress/dateDate module for WordPress.
• iso-datestring-validatorThe goal of the package is to provide lightweight tools for validating strings denotings dates and time. It includes ISO 8601 datestring validation, simple YYYY-MM-DD date validation and time validation in hh:mm:ss.fff format. See details in readme.
• chartjs-adapter-luxonChart.js adapter to use Luxon for time functionalities
• moment-duration-format-commonjsA moment.js plugin for formatting durations.
• moment-timezone-data-webpack-pluginRemove unneeded data from moment-timezone in a webpack build
• @kikobeats/time-spansimple high resolution timing
• timezone-supportLightweight time zone support for your applications or other date libraries.
• @fullcalendar/moment-timezoneEnhanced named time zone functionality with Moment Timezone
• date-format-parseLightweight date format and parse
• @joi/dateJoi extension for dates
• @ljharb/nowThe current time in milliseconds, from the most precise monotonic clock available (`performance.now` → `process.hrtime` → `Date.now` → `new Date().getTime()`), for measuring elapsed time.
• chai-datetimedate / time comparison matchers for chai
• helper-dateFormat dates with date.js and moment.js. Uses date.js to parse human readable date phrases, and moment to format the rendered output. Should work with any Handlebars, Lo-Dash, underscore, or any template engine that allows helper functions to be registere
• fromnowA tiny (339B) utility for human-readable time differences between now and past or future dates.
• @fullcalendar/luxon3Enhanced date formatting, conversion, and named time zone functionality with Luxon 3
• @fullcalendar/momentEnhanced date formatting and conversion with Moment
• storybook-mock-date-decoratorStorybook MockDate decorator
• @microsoft/recognizers-text-date-timerecognizers-text provides robust recognition and resolution of date/time expressed in multiple languages.
• dayjs-business-timeA [Day.js](https://github.com/iamkun/dayjs) plugin that allows you to work with Business Time.
• @microsoft/recognizers-text-suiterecognizers-text-suite provides robust recognition and resolution of numbers, units, date/time, and more; expressed in multiple languages.
• @formkit/tempoThe easiest way to work with dates in JavaScript and TypeScript.
• @date-vir/durationDurations units an utils for date-vir.
• moment-miniParse, validate, manipulate, and display dates
• date-fns-timezoneParsing and formatting date strings using IANA time zones for date-fns.
• jalali-plugin-dayjsPersian (Jalali, Khorshidi) Plugin for Day.js
• moment-jdateformatparserTranslates the `java.text.SimpleDateFormat` date format to the `moment.js` date format.
• any-date-parserParse a wide range of date formats including human-input dates
• @foxglove/rostimeROS Time and Duration primitives and helper methods
• tz-offsetJavascript Timezone Offset
• timemachineTest your time critical app by overriding the native Javascript Date function
• date-extendedAdditional date extensions with a chainable api

• date-fns vs dayjs
• date-fns vs luxon
• dayjs vs moment
• date-fns vs moment
• luxon vs dayjs
• moment vs luxon
• date-fns-tz vs @js-joda/core